Malicious PDF — malware analysis report

Static analysis result for SHA-256 dea1285918b3db4a…

MALICIOUS

PDF

99.3 KB Authoring application: pdf-parser
MD5: 402a52f92d134dfde5babce76db1fa61 SHA-1: 2c065ea593298b0632ced3693ec923307b6d53ed SHA-256: dea1285918b3db4a0327bc4460f24a5f6d142a53926c927969978e055165e0f2
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to other PDF files, a technique often used for SEO manipulation or to host phishing content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. No scripts were extracted from this sample, limiting the analysis of direct payload execution.

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://sugarlandpremierroofing.com/uploads/1/3/0/5/130543107/6730428.pdf
    • http://www.bouwjesite.nl/uploads/1/3/0/2/130272271/5867247.pdf
    • http://ibobasics.com/uploads/1/3/0/7/130739377/zirazalovi.pdf
    • http://blitzthetraffickers.com/uploads/1/3/0/7/130740222/fa0ed9d209.pdf
    • http://the1060project.com/uploads/1/3/0/3/130379814/xixuxale-jewasemokoxijeb-duseni.pdf
    • http://luvofit.com/uploads/1/3/0/6/130620880/bikor.pdf
    • http://exfdainspectors.com/uploads/1/3/0/4/130476650/2d6b7b4e094a3d1.pdf
    • http://repwavets.org/uploads/1/3/0/6/130621068/lemobugitude.pdf
    • http://mindfulnessforteensaustin.com/uploads/1/3/0/6/130620244/1f52165a0e53a3.pdf
    • http://myrobynscreations.com/uploads/1/3/0/4/130435835/lemafoka-kirilibuxik-japoje-bazaxebaja.pdf
    • http://antoniacundy.com/uploads/1/3/0/7/130739561/niwajoxigapi_fobupipumu.pdf
    • http://eurekaarchi.com/uploads/1/3/0/2/130287915/movipepuj-repax-vesamusogogo-jijafita.pdf
    • http://readcoolbeans.com/uploads/1/3/0/2/130288481/jeziwigatibajopufinu.pdf
    • http://pelliccisgastro.com/uploads/1/3/0/3/130323109/jobas.pdf
    • http://singaporekungfu.com/uploads/1/3/0/7/130775378/memafawobikujajar.pdf
    • http://74-123-79-182.mgwnet.com/uploads/1/3/0/4/130476943/130476943.html#pathogenicity+of+ebola+virus+pdf

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000075a7.bin
364a9861785c9eb38c2de8da1b42aa5f7d1d59d9f01e4c548e31ed1c850ec707		 pdf-font-stream PDF embedded font (sfnt) at offset 0x75A7 3284 bytes
font_01_sfnt_off00008439.bin
bc99ca66f2140b66210e23fde5a551a85c9433fba3881e503c43e46b484a057c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8439 9648 bytes
font_02_sfnt_off00014199.bin
b3affdfdfee497c2d3230853582529cf395d265bfdbb8cde7d84ae9c33602211		 pdf-font-stream PDF embedded font (sfnt) at offset 0x14199 16036 bytes

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